Keene, Carolyn <br/><br/>
The clue of the black keys / 
Carolyn Keene 
 - 174 pages;  20 cm 
 - Nancy Drew mystery stories ; #28 .
 - Nancy Drew mystery stories ; #28. .
<br/><br/> Once again Nancy Drew is involved in a mystery as she tries to locate an archaeologist who disappeared with the clues to a buried treasure. 
<br/><br/> Primary 
<br/><br/><label>ISBN: </label>0448095289 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mystery and detective stories<br/>Drew, Nancy (Fictitious character)--Fiction
<br/><br/><label>Dewey Class. No.: </label>Fic.